IBM System x3950 Type 8878 and System x3950 E

(1)

IBM

System

x3950

Type

8878

and

System

x3950

E

Type

8879

User’s

Guide

(2)

(3)

IBM

System

x3950

Type

8878

and

System

x3950

E

Type

8879

User’s

Guide

(4)

(5)

Safety

Before installingthisproduct,readtheSafetyInformation.

Antes deinstalar esteproduto,leiaasInformaçõesdeSegurança.

Pred instalací tohoto produktu si prectete prírucku bezpecnostních instrukcí.

Læs sikkerhedsforskrifterne,førduinstallererdetteprodukt.

Lees voordatuditproductinstalleerteerstdeveiligheidsvoorschriften.

Ennen kuinasennattämäntuotteen,lueturvaohjeetkohdastaSafetyInformation. Avantd’installer ceproduit,lisezlesconsignes desécurité.

Vor derInstallationdiesesProduktsdieSicherheitshinweiselesen.

Primadiinstallarequestoprodotto,leggereleInformazionisullaSicurezza.

Les sikkerhetsinformasjonen(SafetyInformation)førduinstallererdetteproduktet.

Antes deinstalar esteproduto,leiaasInformaçõessobre Segurança.

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Antes deinstalar esteproducto,lealainformacióndeseguridad. Läs säkerhetsinformationeninnanduinstallerardenhärprodukten. Important:

Allcautionanddangerstatementsinthisdocumentationbeginwitha number.This numberisusedto crossreferenceanEnglish cautionordangerstatementwith translatedversionsofthecautionor dangerstatementintheIBMSafetyInformation

book.

For example,ifacaution statementbeginswithanumber1,translationsforthat caution statementappearintheIBMSafetyInformationbook understatement1. Be suretoreadallcautionanddangerstatementsinthisdocumentationbefore performingtheinstructions.Readanyadditional safetyinformationthatcomeswith theserveroroptional devicebeforeyouinstall thedevice.

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Statement 1:

DANGER

Electricalcurrentfrompower, telephone,andcommunicationcablesis hazardous.

Toavoida shockhazard:

v Donotconnectordisconnectanycablesorperforminstallation,

maintenance,orreconfigurationofthisproductduringanelectrical storm.

v Connectallpowercordstoaproperlywiredandgroundedelectrical

outlet.

v Connectto properlywired outletsanyequipmentthatwill beattachedto

thisproduct.

v Whenpossible,useonehandonlytoconnect ordisconnectsignal

cables. v

Neverturnon anyequipmentwhenthereisevidenceoffire, water,or

structuraldamage.

v Disconnectthe attachedpowercords,telecommunicationssystems,

networks,andmodemsbeforeyouopenthedevicecovers,unless instructedotherwiseinthe installationandconfigurationprocedures. v Connectanddisconnectcablesasdescribedinthe followingtablewhen

installing,moving, oropeningcoversonthisproductorattached devices.

ToConnect: ToDisconnect:

1. TurneverythingOFF.

2. First,attachallcablestodevices.

3. Attachsignalcablestoconnectors.

4. Attachpowercordstooutlet.

5. TurndeviceON.

1. TurneverythingOFF.

2. First,removepowercordsfromoutlet.

3. Removesignalcablesfromconnectors.

4. Removeallcablesfromdevices.

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Statement 2:

CAUTION:

Whenreplacingthelithiumbattery,useonlyIBMPartNumber33F8354oran equivalenttypebatteryrecommendedby themanufacturer.Ifyour systemhas a modulecontainingalithiumbattery,replaceitonlywiththe samemodule typemadeby thesamemanufacturer.Thebatterycontainslithiumandcan explodeifnotproperlyused,handled,ordisposedof.

Do not:

v Throworimmerseinto water

v Heattomorethan100°C(212°F)

v Repairordisassemble

Dispose ofthebatteryasrequiredbylocalordinancesorregulations. Statement 3:

CAUTION:

Whenlaserproducts(suchasCD-ROMs,DVDdrives,fiber opticdevices,or transmitters) areinstalled,notethefollowing:

v Donotremovethe covers.Removingthe coversofthe laserproductcould

resultinexposureto hazardouslaserradiation. Thereare noserviceable partsinside thedevice.

v Useofcontrolsoradjustments orperformanceofproceduresotherthan

thosespecifiedhereinmightresultinhazardousradiationexposure.

DANGER

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Statement 4:

≥18kg(39.7lb) ≥32kg(70.5lb) ≥55kg(121.2lb)

CAUTION:

Use safepracticeswhen lifting. Statement 5:

CAUTION:

Thepowercontrolbuttonon thedeviceandthe powerswitchon thepower supply donotturnoffthe electricalcurrentsuppliedtothedevice.Thedevice alsomighthavemorethanonepowercord.Toremoveallelectricalcurrent from thedevice,ensurethatallpowercordsaredisconnected fromthepower source.

1 2

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Statement 8:

CAUTION:

Neverremovethe coveronapowersupplyoranypartthat hasthefollowing label attached.

Hazardousvoltage,current,andenergylevelsare presentinsideany

componentthat hasthislabelattached.Thereare noserviceablepartsinside these components.Ifyoususpectaproblemwithoneoftheseparts,contact a servicetechnician.

Statement 26:

CAUTION:

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Chapter

1. The

System

x3950

and

System

x3950

E

server

TheIBM®_System_x3950_Type ₈₈₇₈_server_is_a _3-U1_-high, _{high-performance}_server.

It isideallysuitedfornetworking environmentsthatrequiresuperiormicroprocessor performance, efficientassetmanagement,flexibility,andlargeamountsof reliable data storage.

TheSystemx3950Eservercomeswithout amicroprocessoror memory,butyou can installthecomponentsto maketheSystemx3950Eserverfunctionally identicalto theSystemx3950server.YoucaninterconnectSystemx3950and Systemx3950Eserversto createmulti-nodeconfigurationsusingtwo,four,or eight nodes,for upto 32-wayoperation.ASystemx3950servermust serveasthe primarynode inthemulti-nodeconfiguration.

Performance,ease ofuse,reliability, andexpansioncapabilitieswerekey

considerations inthedesignof theserver.Thesedesignfeaturesmakeitpossible for youtocustomize thesystemhardwareto meetyourneedstodayandprovide flexibleexpansioncapabilitiesfor thefuture.

Theservercomeswitha limitedwarranty.For informationaboutthetermsof the warranty andgettingserviceandassistance,seetheWarrantyandSupport Informationdocument.

TheservercontainsIBMEnterpriseX-Architecture™technologies,whichhelp increaseperformanceandreliability.For moreinformation,see“Whatyourserver offers” onpage5 and“Reliability,availability,andserviceability”onpage7. You canobtainup-to-dateinformationabouttheserverandother IBMserver products athttp://www.ibm.com/systems/x/.

documentation

This User’sGuidecontainsgeneralinformationabouttheserver,includinghow to install supportedoptionsandhow toconfiguretheserver.Thefollowing

documentation alsocomeswiththeserver: v InstallationGuide

Thisprinteddocumentcontainsinstructionsforsettinguptheserverandbasic instructionsforinstallingsomeoptions.

v WarrantyandSupport Information

ThisdocumentisinPortableDocumentFormat (PDF)ontheIBMSystemx™

DocumentationCD.It containsinformationabout thetermsofthewarranty and aboutservice andassistance.

v SafetyInformation

ThisdocumentisinPDFontheIBMSystemx DocumentationCD.Itcontains translatedcautionanddangerstatements. Eachcautionanddangerstatement thatappearsinthedocumentationhas anumberthatyoucanusetolocatethe correspondingstatementinyourlanguageintheSafety Informationdocument. v RackInstallationInstructions

Thisprinteddocumentcontainsinstructionsforinstalling theserverinarack.

1. Racksaremeasuredinverticalincrementsof4.45cm(1.75inches)each.Eachincrementiscalleda″U.″A1-U-highdeviceis 1.75inchestall.

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v ProblemDeterminationandServiceGuide

ThisdocumentisinPDFontheIBMSystemx DocumentationCD.Itcontains informationtohelp yousolveproblemsyourself,anditcontainsinformationfor servicetechnicians.

Depending ontheservermodel,additionaldocumentationmightbeincludedonthe IBMSystemxDocumentationCD.

TheSystemx andxSeries®_Tools_Center_is_an_online_information_center_that

containsinformationabout toolsfor updating,managing,anddeployingfirmware, device drivers,andoperatingsystems.TheSystemxandxSeriesToolsCenterisat http://publib.boulder.ibm.com/infocenter/toolsctr/v1r0/index.jsp.

Theservermighthave featuresthatarenotdescribedinthedocumentationthat comes withtheserver.Thedocumentationmightbeupdatedoccasionallyto include informationabout thosefeatures,ortechnicalupdatesmightbeavailabletoprovide additional informationthatisnotincludedintheserverdocumentation.These updates areavailablefromtheIBMWebsite.Tocheckfor updateddocumentation andtechnicalupdates, completethefollowing steps.

Note: ChangesaremadeperiodicallytotheIBMWebsite.Theactualprocedure mightvaryslightlyfromwhatisdescribedinthisdocument.

1. Goto http://www.ibm.com/servers/eserver/support/xseries/index.html.

2. FromtheHardwarelist, selectSystemx3950orSystemx3950Eandclick

Go.

3. Click theInstallandusetab.

4. Click Productdocumentation.

Notices

and

statements

in

this

document

Thecautionanddangerstatementsthatappearinthis documentarealsointhe multilingualSafety Informationdocument,which isontheIBMSystemx

DocumentationCD.Eachstatementisnumbered forreferenceto thecorresponding statementintheSafetyInformationdocument.

Thefollowingnotices andstatementsareusedinthisdocument: v Note:Thesenotices provideimportanttips, guidance,oradvice.

v Important:Thesenotices provideinformationoradvicethatmighthelpyouavoid

inconvenientorproblemsituations.

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Features

and

specifications

Thefollowinginformationisa summaryofthefeaturesandspecificationsof the server.Depending ontheservermodel,somefeaturesmightnotbeavailable,or somespecificationsmightnotapply.

Notes:

1. Racksaremarkedinverticalincrements of4.45cm(1.75inches). Each

incrementisreferredto asa unit,or“U.”A1-U-highdeviceis4.45cm(1.75 inches) tall.

2. Power consumptionandheatoutputvary dependingonthenumberandtype of

optional featuresinstalledandthepower-management optionalfeaturesinuse. 3. Theselevelswere measuredincontrolledacousticalenvironmentsaccordingto

theproceduresspecifiedbytheAmericanNationalStandardsInstitute(ANSI) S12.10 andISO7779andarereportedinaccordancewithISO9296.Actual sound-pressurelevels ina givenlocationmightexceed theaveragevalues statedbecauseofroomreflectionsandothernearbynoisesources.The declared sound-powerlevelsindicateanupperlimit,belowwhichalarge numberof computerswilloperate.

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Table1.Featuresandspecifications

Microprocessor(notstandardon Systemx3950Emodels):

v Intel

®_Xeon™_MP

v 1MB(minimum)Level-2cache

v 4MBor8MBLevel-3cache

v 667MHzfront-sidebus(FSB)

v Supportforuptofourmicroprocessors

Note: UsetheConfiguration/SetupUtility programtodeterminethetypeandspeed ofthemicroprocessors.

Memory(notstandardonSystemx3950 Emodels):

v Minimum:2GBdependingonserver

model,expandableto64GB v Type:333MHz,registered,ECC,

PC2-3200doubledatarate(DDR)II, SDRAM

v Sizes:1GB,2GB,or4GBinpairs

v

Connectors:Two-wayinterleaved,four

dualinlinememorymodule(DIMM) connectorspermemorycard v Maximum:Fourmemorycards,each

cardcontainingtwopairsofPC2-3200 DDRIIDIMMs

Drives:

v SlimDVD-ROM:IDE

v SerialAttachedSCSI(SAS)harddisk

drives

Expansionbays:

v SixSAS,2.5-inchbays

v One12.7-mmremovable-mediadrive

bay(DVDdriveinstalled,standardon somemodelsonly)

Expansionslots:

SixPCI-X2.0hot-plug266MHz/64-bit slots

Upgradeablemicrocode:

SystemBIOS,diagnostics,service processor,BMC,andSASmicrocode

Powersupply:

v Standard:Twodual-ratedpower

supplies – 1300wattsat220Vacinput – 650wattsat110Vacinput v Hot-swappableat220Vaconly Size: v 3U v Height:128.35mm(5.05in.) v Depth:715mm(28.15in.) v Width:440mm(17.32in.) v Weight:approximately38.5kg(85lb)

whenfullyconfiguredor31.75kg(70 lb)minimum

Integratedfunctions:

v Baseboardmanagementcontroller

v IBMEXA-32Chipsetwithintegrated

memoryandI/Ocontroller

v ServiceprocessorsupportforRemote

SupervisorAdapterIISlimLine v Lightpathdiagnostics

v ThreeUniversalSerialBus(USB)ports

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– Twoonrearofserver

– Oneonfrontofserver

v

Broadcom5704Cdual10/100/1000

GigabitEthernetcontrollers v ATI7000-Mvideo – 16MBvideomemory – SVGAcompatible v Mouseconnector v Keyboardconnector v Serialconnector v SMPExpansionPorts

Acousticalnoiseemissions:

v Soundpower,idle:6.6beldeclared

v Soundpower,operating:6.6bel

declared Environment: v Airtemperature: – Serveron: - 10°to35°C(50°to95°F);altitude: 0to914m(3000ft).Iftheserver hasadual-coremicroprocessor,at maximumpowerreducethe35°C by1°Cper300mabovesealevel, orthemicroprocessormightthrottle toremainwithintheinternalthermal specifications. - 10to32°C(50°to90°F);altitude: 914mto2133m(7000ft). – Serveroff:10°to43°C(50.0°to 109.4°F);maximumaltitude:2133m (6998.0ft) v Humidity: – Serveron:8%to80% – Serveroff:8%to80% Heatoutput:

ApproximateheatoutputinBritishthermal units(Btu)perhour:

v Minimumconfiguration:1364Btu(400

watts)perhour v

Maximumconfiguration:5780Btu(1700

watts)perhour

Electricalinput:

v Sine-waveinput(50-60Hz)required

v Inputvoltagelowrange:

– Minimum:100Vac

– Maximum:127Vac

v Inputvoltagehighrange:

– Minimum:200Vac

– Maximum:240Vac

v Approximateinputkilovolt-amperes(kVA):

– Minimum:0.40kVA – Maximum:1.6kVA Scalabilitysupport: Maximumconfiguration: v Eightnodes v 32-wayoperation v 128DIMMs

v 48SASharddiskdrives

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What

your

server

offers

Theserverusesthefollowingfeaturesandtechnologies: v ActivePCI-X(hot-plug)adapter capabilities

Theserverhassix hot-plugslotsfor peripheralcomponentinterconnect(PCI-X) adapters.Withoperating-systemsupport,youcanreplacea failinghot-plug PCI-Xadapterwithoutturningofftheserver.Iftheoperatingsystem andadapter supportthehot-addfeature,youcanalso addaPCIadapterinoneof theseslots withoutturningofftheserver.

v Baseboardmanagement controller

Thebaseboardmanagement controllerprovidesenvironmentalmonitoringforthe server.Ifenvironmentalconditionsexceed thresholdsorifsystem components fail,thebaseboardmanagementcontrollerlightsLEDstohelp youdiagnosethe problemandrecordstheerrorsintheerrorlog.Thebaseboardmanagement controllerisalso knownastheservice processor.

Thebaseboardmanagement controlleralso providesremoteservermanagement capabilitiesthroughtheOSASMBridgemanagementutilityprogram.

v IBMDirector

IBMDirector isaworkgroup-hardware-managementtool thatyoucanuseto centrallymanageIBMSystemx andxSeriesservers. Formoreinformation,see theIBMDirector documentationontheIBMDirectorCD.

v IBMEnterpriseX-Architecturetechnology

IBMX-Architecturetechnology combinesproven,innovativeIBMdesignsto make yourx86-basedserverpowerful,scalable,andreliable.For moreinformation,see http://www.ibm.com/servers/eserver/xseries/xarchitecture/enterprise/index.html. – Active

™

Memory

TheActiveMemoryfeatureimprovesthereliability ofmemorythroughmemory mirroring,memoryscrubbing,andtheMemoryProteXion™feature.

– Largesystem-memorycapacity

Theserversupportsupto64GBofsystem memory.Thememorycontroller supportserrorcorrectingcode (ECC)for upto 16industry-standard

PC2-3200,333megahertz(MHz),1.8V,240-pin,registered,double-data-rate (DDR)II,synchronousdynamicrandomaccessmemory(SDRAM)dual inline memorymodules(DIMMs).

– MemoryProteXion

TheMemoryProteXionfeatureprovidestheequivalentof ahot-sparedrive in aRAIDarray.Itisbasedinthememorycontroller,anditenables theserverto sensewhena chiponaDIMMhasfailedandtoroutethedataaroundthe failedchip.

v IBMServerGuide

™

SetupandInstallationCD

TheServerGuideSetupandInstallationCDthatcomeswiththeserver(standard onsomemodelsonly) providesprogramsto helpyousetuptheserverand installa32-bit Windowsoperatingsystem.TheServerGuideprogramdetects installedhardwareoptionsandprovidesthecorrectconfigurationprogramsand devicedrivers.For moreinformationabouttheServerGuideSetupand

InstallationCD,see“UsingtheServerGuideSetupandInstallationCD”onpage 63.

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v Integratednetwork support

TheservercomeswithanintegratedBroadcom5704Cdual GigabitEthernet controller,whichsupportsconnection toa 10-Mbps,100-Mbps,or1000-Mbps network.For moreinformation,see“ConfiguringtheGigabitEthernetcontroller” onpage66.

v Largedata-storagecapacityandhot-swapcapability

Theserversupports upto six25.4-mm(1-inch)slim-high,2.5-inchhot-swaphard diskdrivesthatareconnectedtotheSASbackplane. Withthehot-swapfeature, youcanadd,remove,or replaceharddiskdriveswithoutturningoff theserver. v Lightpathdiagnostics

LightpathdiagnosticsprovidesLEDsto helpyoudiagnoseproblems.Formore information,seethesectionabout lightpathdiagnosticsintheInstallationGuide.

v PowerExecutive

™

PowerExecutiveisanIBMDirector extensionthatmeasuresandreportsserver powerconsumptionasit occurs.Thisenablesyouto monitorpowerconsumption incorrelationto specificsoftwareapplicationprogramsandhardware

configurations.Youcanobtainthemeasurementvalues throughthe

systems-managementinterface,andcanviewthemusingIBMDirector.Formore information,includingtherequiredlevelsof IBMDirectorandPowerExecutive, seetheIBMDirector documentationontheIBMDirectorCD,orgoto

http://www.ibm.com/servers/eserver/xseries/systems_management/ibm_director /extensions.

v Redundantconnection

Theadditionof anoptional networkinterfacecard(NIC)providesafailover capabilityto aredundantEthernetconnection.Ifaproblemoccurswiththe primaryEthernetconnection,allEthernettraffic thatisassociatedwiththe primaryconnectionisautomaticallyswitchedto theredundantNIC.Ifthe

applicabledevice driversareinstalled,thisswitchingoccurswithoutdatalossand withoutuserintervention.

v Redundantcoolingandpowercapabilities

Theredundantcoolingof thefansintheserverenablecontinuedoperationif one ofthefansfails.Theserversupports upto twohot-swappowersupplies,which provideredundantpowerfor manyserverconfigurations.

v Scalablepartitions

Theserverisscalableandcanbeconnectedtomultipleserverssothatyou can shareresourcesbetweenservers.

v ServeRAID

™

support

Theserversupports ServeRAIDadapters tocreateredundantarrayof independentdisks(RAID)configurations.

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Reliability,

availability,

and

serviceability

Three importantcomputerdesignfeaturesarereliability,availability,and

serviceability(RAS).TheRASfeatureshelp toensuretheintegrityofthedatathat isstoredintheserver,theavailabilityoftheserverwhenyou needit,andtheease withwhichyoucandiagnoseandcorrectproblems.

TheserverhasthefollowingRASfeatures: v Activememory

v Active

™_PCI-X_(hot-plug)_adapter_slots

v AutomaticBIOSrecovery (ABR)

v Automaticerrorretryandrecovery

v Automaticrestart afterapowerfailure

v Availabilityof microcodeanddiagnosticlevels

v Backupbasicinput/outputsystem(BIOS)switchingunderthecontrolof the

serviceprocessor

v Baseboardmanagement controller(serviceprocessor)

v Built-in,menu-drivenelectricallyerasableprogrammable ROM(EEPROM)based

setup,systemconfiguration,anddiagnosticprograms v

Built-inmonitoringfor fan,power,temperature,voltage,andpower-supply

redundancy v Chipkill ™ memoryprotection v

Errorcodesandmessages

v Errorcorrectingcode(ECC)L2cacheandsystem memory

v Fault-resistantstartup

v Hot-swapharddiskdrives

v IBMDirector workgroup-hardware-managementtool

v InformationandlightpathdiagnosticsLEDpanels

v Optionalserviceprocessoradapterfor remotesystem management

v Paritycheckingonthesmallcomputer systeminterface (SCSI)bus andPCI

buses

v Powermanaged andAdvancedConfigurationandPower Interface(ACPI)

compliant

v Power-onself-test(POST)

v PredictiveFailureAnalysis

®_(PFA) _alerts

v RedundantEthernetcapabilities(requiresoptionalEthernetadapter)withfailover

support

v Redundanthot-swapcapability

– Coolingfans withspeed-sensing capability

– Powersupplies

v RemindbuttontotemporarilyflashtheAttentionLED

v Remotesystem problem-determinationsupport

v ROM-baseddiagnosticprograms

v Standbyvoltageforsystems-management featuresandmonitoring

v Startup(boot)fromLANusingPrebootExecutionEnvironment(PXE)protocol

v

Systemauto-configuringfromtheconfigurationmenu

v

Systemerrorlogging (POSTandserviceprocessorwhenRemoteSupervisor

AdapterII SlimLineisinstalled)

v UpgradeablemicrocodeforPOST,BIOS,diagnostics,service processor,and

read-onlymemory(ROM)residentcode,locallyorovertheLAN

v Vitalproductdata(VPD)onmicroprocessors,systemboards,powersupplies,

andSAS(hot-swap-drive)backplane v WakeonLAN

®

capability

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IBM

Director

WithIBMDirector,anetworkadministrator canperformthefollowing tasks: v Viewthehardwareconfigurationofremotesystems,indetail

v Monitortheusageandperformanceof criticalcomponents,suchas

microprocessors,disks,andmemory v

Centrallymanageindividualor largegroupsofIBMandnon-IBM

x86-processor-basedservers, desktopcomputers,workstations,andnotebook computersona varietyofplatforms

IBMDirectorprovidesacomprehensive entry-levelworkgrouphardwaremanager.It includesthefollowingkey features:

v Advancedself-managementcapabilitiesfor maximumsystem availability.

v Multipleoperating-systemplatformsupport,includingMicrosoft

®

Windows®2000 Server,WindowsServer2003,WindowsXPProfessional,AIX®,i5/OS™,Red Hat Linux®_,_SUSE_Linux,_VMware,_and_Novell_NetWare._For_a _complete_list _of

operatingsystemsthatsupportIBMDirector,seetheIBMDirectorCompatibility Document.ThisdocumentisinPortableDocumentFormat (PDF)at

http://www.ibm.com/pc/support/site.wss/document.do?lndocid=MIGR-61788.Itis updatedevery6to8 weeks.

v

Supportfor IBMandnon-IBMservers,desktopcomputers,workstations, and

notebookcomputers.

v Supportfor systems-managementindustrystandards.

v Integrationintoleadingworkgroupandenterprisesystems-management

environments.

v Easeofuse, training,andsetup.

IBMDirectoralso providesanextensibleplatformthatsupports advancedserver toolsthataredesignedto reducethetotal costof managingandsupporting networkedsystems. BydeployingIBMDirector,youcan achievereductionsin ownership coststhroughthefollowingbenefits:

v Reduceddowntime

v Increasedproductivityof ITpersonnelandusers

v Reducedserviceandsupportcosts

For moreinformationaboutIBMDirector,seethedocumentationontheIBM Director CDthatcomeswiththeserver,theIBMDirectorInformationCenterat http://publib.boulder.ibm.com/infocenter/eserver/v1r2/topic/diricinfo/fqm0_main.html, andtheIBMSystemxandxSeriesSystemsManagement Webpageat

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Server

controls,

connectors,

LEDs,

and

power

This sectiondescribesthecontrols,connectors, andlight-emittingdiodes(LEDs) andhow toturntheserveronandoff.

Front

view

Thefollowingillustration showsthecontrols,LEDs,andconnectorsonthefrontof theserver.

Operator information panel

DVD drive activity LED Hard disk drive

activity LED Hard disk drive

status LED

DVD-eject button

Electrostatic-discharge connector

Hard diskdrivestatusLED:Ifa ServeRAID-8iadapterisinstalled,whenthisLED islititindicates thattheassociatedharddiskdrive hasfailed.IftheLEDflashes slowly(oneflashpersecond), thedrive isbeingrebuilt.IftheLEDflashes rapidly (three flashespersecond),thecontrollerisidentifyingthedrive.

Hard diskdriveactivityLED:Onsomeservermodels,each hot-swapharddisk drive hasanactivityLED. WhenthisLEDisflashing,itindicatesthatthedriveisin use.

Operator informationpanel:Thispanelcontainscontrols andLEDs.Thefollowing illustration showsthecontrolsandLEDsontheoperatorinformationpanel.

Power-control button

Power-on LED USB connector

Hard disk drive activity LED

Information LED

System-error LED

Locator LED

Release latch

Thefollowingcontrols,connectors,andLEDsareontheoperatorinformationpanel: v

USBconnector: Connecta USBdevicetothis connector.

v Power-controlbutton:Pressthis buttonto turntheserveronandoff manually.

Apower-control-buttonshieldcomeswiththeserver.

v InformationLED:WhenthisLED islit,it indicatesthatthereisasuboptimal

conditionintheserverandthatlightpathdiagnosticswilllightanadditionalLED tohelp isolatethecondition.IftheLOGLEDonthelightpathdiagnosticspanel islit,informationisavailableinthebaseboardmanagementcontroller(BMC) log orinthesystem-eventlogaboutthecondition.Theconditionmightbethatthe BMClogisfulloralmostfull.

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ThisLEDandLEDsonthelight pathdiagnosticspanelremainlituntilyou resolvethecondition.IftheonlyconditionisthattheBMClogisfulloralmost full,clear theBMC logorthesystem-eventlogthroughtheConfiguration/Setup Utilityprogramto turnoff thelitLEDs.See“UsingtheConfiguration/SetupUtility program”onpage58for informationaboutclearingthelogs.Clearthelogs after youhaveresolvedallconditions.

Important: If theserverhasabaseboardmanagementcontroller,clear theBMC logandsystem-eventlogafteryouresolveallconditions.Thiswillturnoffthe informationLEDandLOGLED,ifallconditions areresolved.

v Releaselatch:Slide thislatchto thelefttoaccessthelightpathdiagnostics

panel.

v System-errorLED:WhenthisLEDislit,it indicatesthatasystemerrorhas

occurred.An LEDonthelight pathdiagnosticspanelisalsolitto helpisolatethe error.

v LocatorLED:WhenthisLEDislit,ithasbeen litremotelybythesystem

administratorto aidinvisuallylocatingtheserver.

Inmulti-nodeconfigurations, whenthis LEDflashesduringstartup,itindicates thattheserveristheprimarynode.WhenthisLED islitduringstartup,it indicatesthattheserverisasecondarynode.

v

HarddiskdriveactivityLED:WhenthisLED isflashing,it indicatesthataSAS

harddiskdrive isinuse.

v Power-onLED:WhenthisLEDislitandnotflashing,it indicatesthattheserver

isturnedon.WhenthisLEDisflashing,itindicatesthattheserveristurned off andstillconnectedto anacpowersource.Whenthis LEDisoff,itindicatesthat acpowerisnotpresent,orthepowersupplyortheLEDitselfhasfailed.

Note: If thisLEDisoff,it doesnotmean thatthereisnoelectricalpowerinthe server.TheLEDmightbeburnedout.Toremoveallelectricalpowerfromthe server,youmustdisconnectthepowercordsfromtheelectricaloutlets.

Electrostatic-dischargeconnector:Connectanelectrostatic-dischargewriststrap to thisconnector.

DVDdriveactivityLED:(Standardonsomemodelsonly) WhenthisLEDislit,it indicates thattheDVDdriveisinuse.

DVD-ejectbutton:(Standardonsomemodelsonly)Pressthis buttonto releasea CDorDVDfromtheDVDdrive.

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Rear

view

Thefollowingillustration showstheconnectorsandLEDsontherearoftheserver.

Video connector:Connectamonitorto thisconnector. USB1connector: Connecta USBdevice tothisconnector.

SPEthernet10/100connector:Usethis connectorto connecttheservice processorto anetwork.

SPEthernet10/100activityLED:ThisLEDisontheSPEthernet10/100

connector.When thisLEDislit,itindicatesthatthereisactivitybetweentheserver andthenetwork.

SPEthernet10/100linkLED:ThisLEDisontheSPEthernet10/100connector. When thisLEDislit,itindicatesthatthereisanactiveconnectionontheEthernet port.

USB2connector: Connecta USBdevice tothisconnector.

System serialconnector:Connecta9-pinserialdeviceto thisconnector. SPSerialconnector:Connecta9-pinserialdeviceto thisconnector. Mouse connector:Connectamouseorotherdevice tothisconnector. Keyboardconnector: Connecta keyboardto thisconnector.

RemoteSupervisorAdapterII SlimLinestatusLED:WhenthisLED flashes,it indicatesthatthere isactivityontheRemote SupervisorAdapterIISlimLine.When this LEDislitcontinuously, itindicatesthatthereisaproblemwiththeRemote SupervisorAdapter IISlimLine.

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IXARS485connector:Usethisconnectorto connectto aniSeries™_server_when

anIntegratedxSeriesAdapter(IXA)isinstalled.Thecablefor thisconnection comes withtheserver.

I/OboarderrorLED:ThisLEDisontheI/Oboardandisvisibleontherearofthe server.Whenthis LEDislit,itindicatesthatthereisaproblemwiththeI/Oboard. GigabitEthernet2activityLED:ThisLED isontheGigabitEthernet2connector. When thisLEDflashes,it indicatesthatthereisactivitybetweentheserverandthe network.

GigabitEthernet2connector:Usethisconnectortoconnect theserverto a network.

GigabitEthernet2linkLED:This LEDisontheGigabitEthernet2connector. When thisLEDislit,itindicatesthatthereisanactiveconnectionontheEthernet port.

GigabitEthernet1activityLED:ThisLED isontheGigabitEthernet1connector. When thisLEDflashes,it indicatesthatthereisactivitybetweentheserverandthe network.

GigabitEthernet1connector:Usethisconnectortoconnect theserverto a network.

GigabitEthernet1linkLED:This LEDisontheGigabitEthernet1connector. When thisLEDislit,itindicatesthatthereisanactiveconnectionontheEthernet port.

Power-supply connector:Connectthepowercordto thisconnector.

SMP ExpansionPort1 linkLED:Whenthis LEDislit,it indicatesthatthereisan active connectiononSMPExpansionPort1.

SMP ExpansionPort1 connector:Usethis connectorto connecttheserverto other serverstoformmulti-nodeconfigurations.

SMP ExpansionPort2 connector:Usethis connectorto connecttheserverto other serverstoformmulti-nodeconfigurations.

SMP ExpansionPort2 linkLED:Whenthis LEDislit,it indicatesthatthereisan active connectiononSMPExpansionPort2.

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Turning

on

the

server

Approximately20secondsaftertheserverisconnectedtoacpower,the

power-controlbuttonbecomesactive, andoneormorefansmightstartrunningto providecooling whiletheserverisconnectedto power.You canturnontheserver andstarttheoperating systembypressingthepower-controlbutton.

Note: Ifa RemoteSupervisorAdapterIISlimLine isinstalledintheserver,during initial startup,theservermightappeartobeunresponsiveforanunusuallengthof time (oneminutetoseveralminutes).

Theservercanalsobeturnedoninanyofthefollowingways:

v Ifapowerfailureoccurswhiletheserveristurned on,theserverwillrestart

automaticallywhenpowerisrestored.

v Iftheserverisinstalledinastaticpartition,you canturnontheserverandstart

theoperatingsystembypressingthepower-controlbuttonontheprimarynodein thepartition.

v Ifyouroperating systemsupportsthesystems-managementsoftwareforthe

RemoteSupervisorAdapterII SlimLine,thesystems-managementsoftwarecan turnontheserver.

v Ifyouroperating systemsupportstheWakeonLANfeature,theWakeonLAN

featurecan turnontheserver.

Note: When4GBormoreof memory(physicalorlogical) isinstalled,some memoryisreservedfor varioussystem resourcesandisunavailabletothe operating system.Theamountofmemorythatisreservedfor systemresources depends ontheoperating system,theconfigurationoftheserver,andthe configuredPCIoptions.

Turning

off

the

server

When youturnoff theserverandleaveitconnectedto acpower,theservercan respondto requestsfromtheserviceprocessor,suchasaremoterequesttoturn ontheserver.Whiletheserverremains connectedtoacpower,oneormorefans mightcontinuetorun.Toremoveallpowerfromtheserver,youmustdisconnectit fromthepowersource.

Some operatingsystemsrequireanorderlyshutdownbeforeyouturnofftheserver. Seeyouroperating-systemdocumentationfor informationaboutshuttingdownthe operating system.

Statement 5:

CAUTION:

Thepowercontrolbuttonon thedeviceandthe powerswitchon thepower supply donotturnoffthe electricalcurrentsuppliedtothedevice.Thedevice alsomighthavemorethanonepowercord.Toremoveallelectricalcurrent from thedevice,ensurethatallpowercordsaredisconnected fromthepower source.

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1 2

Theservercanbeturnedoffinanyof thefollowing ways: v

Youcanturnofftheserverfromtheoperating system,if youroperatingsystem

supportsthis feature.Afteranorderlyshutdownof theoperatingsystem,the serverwillbeturnedoff automatically.

v Youcanpressthepower-controlbuttontostartanorderlyshutdownofthe

operatingsystem andturnoff theserver,if youroperatingsystem supportsthis feature.

v Iftheoperatingsystem stopsfunctioning,youcanpressandholdthe

power-controlbuttonfor morethan4secondstoturnofftheserver.

v Iftheserverisinstalledinastaticpartition,pressingthepower-controlbuttonon

theprimarynodeinthepartitionwillstartanorderlyshutdownoftheoperating systemandturnofftheserver.

v Theservercanbeturnedoff fromtheRemote SupervisorAdapterIISlimLine

userinterface. v

IftheWakeonLANfeatureturnedontheserver,theWakeonLANfeaturecan

turnofftheserver.

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Chapter

2. Installing

options

This chapterprovidesdetailed instructionsfor installingoptionalhardware devicesin theserver.

Server

components

Thefollowingillustration showsthemajorcomponentsintheserver.The illustrationsinthisdocumentmightdifferslightlyfromyourhardware.

FRONT Memory card Hot-swap power supply I/O board Hot-swap fans 92 mm Hot-swap fans 80 mm Operator information panel Hot-swap hard disk drive Hard disk drive filler panel CD-ROM drive Bezel Heat sink Microprocessor Microprocessor baffle PCI-X divider DIMM Microprocessor tray VRM Top cover Air baffle PCI-X slots

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I/O

board

internal

connectors

and

jumpers

Thefollowingillustration showstheinternalconnectorsandjumpersontheI/O board.

Light path diagnostic

Front USB Battery Power-on password override Boot recovery Wake-on-LAN bypass Media backplane

Remote Supervisor Adapter II SlimLine SAS 1

SAS 2

SP serial (COM 2)

System serial (COM 1) 1 2 3

1 2 3 1 2 3

Default jumper position

Table2 describesthefunctionofeach three-pinjumperblock.

Table2.I/Oboardjumperblocks

Jumpername Description

Power-onpasswordoverride(J9) Thedefaultpositionispins 1and2.Change thepositionof this jumpertopins 2and3to bypassthepower-onpasswordcheck. Changingthepositionofthisjumperdoesnotaffect the

administrator passwordcheckifanadministratorpasswordisset.If theadministratorpasswordislost, theoperatorinformationpanel must bereplaced.

For moreinformationaboutpasswords,see“Passwords”onpage 62.

Bootrecovery (BIOS)(J14) Thedefaultpositionispins 1and2(usetheprimarypageduring startup).Movethejumperto pins2and3 tousethesecondary pageduringstartup.

WakeonLAN®bypass (J15) Thedefaultpositionispins 1and2.Movethejumperto pins2 and 3to preventaWakeonLAN packetfromwakingthesystemwhen thesystemisinthepowered-offstate.

(29)

Memory-card

connectors

Thefollowingillustration showstheconnectorsonthememorycard.

DIMM 1 DIMM 2 DIMM 3 DIMM 4

Memory-card

LEDs

Thefollowingillustration showstheLEDsonthememorycard.

DIMM 1 error LED DIMM 2 error LED DIMM 3 error LED DIMM 4 error LED Light path diagnostics button

Light path diagnostics button power LED Memory card error LED

Thefollowingillustration showsthetopviewofthememorycard.

Memory Hot-Swap Enabled Memory Port Power Error

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Microprocessor-board

connectors

and

LEDs

Thefollowingillustration showstheconnectorsandLEDsonthemicroprocessor board. Microprocessor 4 VRM connector Microprocessor 3 VRM connector Microprocessor card error LED Microprocessor 4 socket Microprocessor 3 socket

Microprocessor 3 error LED VRM 3 error LED VRM 4 error LED

Microprocessor 4 error LED Microprocessor 2 error LED Microprocessor 1 error LED Microprocessor 1 socket Microprocessor 2 socket Fan 4 Fan 8 Fan 3 Fan 7 Fan 6 Fan 2 Fan 5 Fan 1 Memory card 1 Memory card 2 Memory card 3 Memory card 4 Light path diagnostics

button

1

1 22 44 33

(31)

PCI-X

board

connectors

Thefollowingillustration showstheconnectorsonthePCI-Xboard.

PCI-X slot 6 266 MHz 64-bit PCI-X slot 5 266 MHz 64-bit PCI-X slot 4 266 MHz 64-bit PCI-X slot 3 266 MHz 64-bit PCI-X slot 2 266 MHz 64-bit PCI slot 1 266 MHz 64-bit Attention LED Power LED

SAS internal power cable connector ServeRAID-8i

I/O board Active PCI cable

PCI-X

board

LEDs

Thefollowingillustration showstheLEDsonthePCI-Xboard.

PCI attention LEDs

PCI power LEDs

Power good LED

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SAS-backplane

connectors

Thefollowingillustration showstheconnectorsontheSASbackplane.

Front of SAS backplane

Back of SAS backplane

SAS hard disk drive connectors

SAS signal cable 2

SAS signal cable 1 SAS power 2

(33)

Installation

guidelines

Before youinstalloptions,readthefollowinginformation:

v Readthesafetyinformationthatbeginsonpagev,theguidelinesin“Working

insidetheserverwiththepoweron”onpage22,and“Handlingstatic-sensitive devices”onpage23.Thisinformationwillhelpyouworksafely.

v Whenyouinstallyournew server,taketheopportunitytodownloadandapply

themostrecentfirmwareupdates.Thisstep willhelp toensurethatanyknown issuesareaddressedandthatyourserverisready tofunctionat maximumlevels ofperformance.Todownloadfirmwareupdates foryourserver,goto

http://www.ibm.com/servers/eserver/support/xseries/index.html,selectSystem x3950or Systemx3950EfromtheHardwarelist, clickGo,andthenclickthe Downloadtab.For additionalinformationabouttoolsforupdating,managing, anddeployingfirmware,seetheSystemx andxSeriesToolsCenterat http://publib.boulder.ibm.com/infocenter/toolsctr/v1r0/index.jsp.

v Beforeyouinstalloptional hardwaredevices,makesurethattheserveris

workingcorrectly.Starttheserver,andmakesurethattheoperatingsystem starts,ifanoperatingsystemisinstalled,or thata19990305errorcodeis displayed,indicatingthatanoperatingsystem wasnotfound buttheserveris otherwiseworkingcorrectly.Iftheserverisnotworkingcorrectly,see “Solving Problems”intheInstallationGuidefordiagnostic information.

v

Observegood housekeepingintheareawhereyouareworking.Place removed

coversandotherpartsinasafeplace.

v Ifyoumust starttheserverwhilethecoverisremoved, makesurethatnooneis

neartheserverandthatnotoolsor otherobjectshavebeen leftinsidethe server.

v Donotattempttoliftanobjectthatyouthinkistooheavyforyou. Ifyouhaveto

liftaheavyobject,observethefollowingprecautions: – Makesurethatyoucan standsafelywithout slipping.

– Distributetheweightoftheobjectequallybetweenyourfeet.

– Usea slowliftingforce. Nevermovesuddenlyortwistwhenyoulifta heavy

object.

– Toavoidstrainingthemusclesinyourback,liftbystandingorbypushing up

withyourlegmuscles.

v Makesure thatyou haveanadequatenumberofproperlygrounded electrical

outletsfortheserver,monitor,andotherdevices.

v Backupallimportantdatabefore youmakechangestodiskdrives.

v Haveasmallflat-bladescrewdriveravailable.

v Youdonothavetoturnoff theservertoinstall orreplacehot-swappower

supplies,hot-swapfans,hot-plugadapters,or hot-plugUniversalSerialBus (USB)devices.However, youmustturnoff theserverbeforeyouperformany stepsthatinvolveremovingorinstallingadaptercables.

v Blueona componentindicatestouchpoints,whereyoucangripthecomponent

toremoveit fromorinstallit intheserver,openorclosea latch,andsoon. v Orangeona componentoranorangelabelonor nearacomponentindicates

thatthecomponentcanbehot-swapped,whichmeansthatif theserverand operatingsystem supporthot-swapcapability, youcanremoveorinstallthe componentwhiletheserverisrunning.(Orangecanalso indicatetouchpointson hot-swapcomponents.)Seetheinstructionsfor removingor installingaspecific hot-swapcomponentforanyadditionalproceduresthatyoumighthaveto performbefore youremoveorinstallthecomponent.

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v Whenyouarefinishedworkingontheserver,reinstallallsafetyshields,guards,

labels,andgroundwires.

v Fora listofsupportedoptionaldevicesfor theserver,seehttp://www.ibm.com/

servers/eserver/serverproven/compat/us/.

System

reliability

guidelines

Tohelp ensureproper systemcoolingandsystem reliability,makesure thatthe following requirementsaremet:

v

Eachofthedrive bayshasa driveora fillerpanelandelectromagnetic

compatibility(EMC)shield installedinit.

v Thereisadequatespacearoundtheservertoallow theservercoolingsystem to

workproperly. Leaveapproximately50mm(2in.)of openspacearoundthefront andrearof theserver.Donotplaceobjects infrontof thefans. Forproper coolingandairflow,replacetheservercoverbeforeturningontheserver. Operatingtheserverforextendedperiodsof time(morethan30minutes)with theservercoverremovedmightdamageservercomponents.

v Iftheserverhasredundantpower,each ofthepower-supplybayshas apower

supplyinstalledinit. v

Youhave followedthecabling instructionsthatcomewithoptional adapters.

v Youhave replacedafailedfanassoonaspossible.

v Youhave replacedahot-swapdrivewithin 2minutesof removal.

v Youdonotruntheserverwithouttheairbaffle installed.Operatingtheserver

withouttheairbafflemightcausethemicroprocessor ormicroprocessorsto overheat.

v Microprocessorsockets2,3, and4each alwayscontaineither amicroprocessor

baffleor amicroprocessorandheatsink.

v Forredundant andhot-swappableoperation,thepowersuppliesareconnectedto

200-240Vac.

Working

inside

the

server

with

the

power

on

Attention: Staticelectricity thatisreleased tointernalservercomponentswhen

theserverispowered-onmightcausetheserverto halt,whichcouldresultinthe lossof data.Toavoidthispotentialproblem,alwaysuseanelectrostatic-discharge wriststrapor othergroundingsystem whenworkinginsidetheserverwiththe poweron.

Theserversupportshot-plug,hot-add,andhot-swapdevicesandisdesignedto operatesafelywhileit isturnedonandthecoverisremoved.Followthese guidelines whenyouworkinsidea serverthatisturnedon:

(35)

Handling

static-sensitive

devices

Attention: Staticelectricitycan damagetheserverandotherelectronicdevices.

Toavoiddamage,keep static-sensitivedevicesintheirstatic-protectivepackages until youarereadytoinstall them.

Toreducethepossibilityofdamagefromelectrostaticdischarge,observethe following precautions:

v Limityour movement.Movementcan causestaticelectricity tobuilduparound

you.

v Theuseofa groundingsystemisrecommended.Forexample,wear an

electrostatic-dischargewriststrap, ifoneisavailable.Always usean

electrostatic-dischargewriststrap orothergroundingsystem whenworkinginside theserverwiththepoweron.

v Handlethedevicecarefully,holdingit byitsedgesor itsframe.

v Donottouchsolderjoints,pins,orexposedcircuitry.

v Donotleavethedevice whereotherscanhandleanddamageit.

v Whilethedeviceisstillinitsstatic-protectivepackage,touchit toanunpainted

metalpartontheoutsideoftheserverforat least2 seconds.Thisdrainsstatic electricityfromthepackageandfromyourbody.

v

Removethedevice fromitspackageandinstallit directlyintotheserverwithout

settingdownthedevice. Ifit isnecessary tosetdownthedevice,putitbackinto itsstatic-protectivepackage.Donotplacethedeviceontheservercoverorona metalsurface.

v Takeadditional carewhenhandlingdevicesduringcold weather.Heatingreduces

indoorhumidityandincreasesstaticelectricity.

Removing

the

cover

and

bezel

Toremovethecoverandbezel,completethefollowingsteps:

1. Readthesafetyinformationthatbeginsonpagevand“Installationguidelines”

onpage21.

2. If youareinstalling orreplacinganon-hot-swapcomponent,turnofftheserver

andallattached peripheraldevices.Disconnectallpowercords;then, disconnectallexternalsignalcablesfromtheserver.

3. Slide theserveroutoftherackuntil thesliderails lockintoplace.

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Bezel Top cover

Cover release latch

4. Liftthecover-releaselatch.Thecoverslidestotherearapproximately13mm

(0.5inch).Liftthecoverofftheserver.

Attention: Forpropercooling andairflow,replacethetopcoverbefore

turningontheserver.Operatingtheserverformorethan2minutes withthetop coverremovedmightdamageservercomponents.

5. Press onthebezelretentiontabsat thetopedge ofthebezel,andpullthetop

of thebezelslightlyawayfromtheserver.

6. Liftthebezeluptoreleasethetwotabsat thebottomedge ofthebezel.

Installing

a

hot-swap

power

supply

Thefollowingnotesdescribeinformationthatyoumustconsiderwheninstalling a hot-swappowersupplyintheserver:

v Theservercomeswithaminimumofonepowersupplyandsupports upto two

powersupplies(hot-swappableat220Vaconly).

v Thepowersuppliesarenumberedfromleftto right(1and2)asviewedfromthe

rearoftheserver.Powersuppliesmustbeinstalledinthefollowingsequence: powersupply1,thenpowersupply2.

v Asingle110Vacpowersupply cansupportamaximumconfigurationofone

microprocessor,twoPCI-Xadapters,threeharddiskdrives,andfourDIMMs.If youexceedthis configurationyoumust eitherinstalla secondpowersupplyor use220Vacinput.

(37)

CAUTION:

Neverremove thecoverona powersupplyoranypartthathasthe followinglabelattached.

Hazardousvoltage,current,andenergylevelsarepresentinside any componentthathasthislabelattached.Thereareno serviceableparts insidethesecomponents.Ifyoususpectaproblemwithoneof theseparts, contactaservicetechnician.

AC DC AC DC Locking handle (open) Locking latch Power supply 2 (PS2) Power supply 1 (PS1) DC power LED (green) AC power LED (green)

AC

DC

Toremoveahot-swappowersupply,completethefollowingsteps:

onpage21.

Attention: Staticelectricitythatisreleased tointernalservercomponents

whentheserverispowered-onmightcausetheserverto halt,whichcould resultinthelossofdata.Toavoidthispotentialproblem,alwaysusean electrostatic-dischargewriststraporothergroundingsystemwhenworking insidetheserverwiththepoweron.

2. Removetheservercover.See“Removingthecoverandbezel”onpage23.

(38)

3. If youareaddinga powersupply toanemptypower-supplybay, removethe

coverfromtheacpowerconnectoropeningontherearof theserver.

4. If youarereplacingafailedpowersupply,removethefailedpowersupply from

thebay:

a. Disconnectthepowercordfromtheconnectoronthebackof thefailed

powersupply.

b. Press thelockinglatchonthepower-supplyhandleandraisethe

power-supplyhandleto theopenposition. c. Liftthefailedpowersupplyoutofthebay.

5. Raise thehandleonthenewpowersupplyto theopen position.

6. Place thenewpowersupplyintothepower-supplybayinthechassisandfully

closethelockinghandle.

7. Connectoneendof thepowercordfor thenew powersupplyintotheconnector

onthebackof thepowersupply; routethepowercord throughthe

cable-management armandconnect theotherendof thepowercord intoa properlygrounded electricaloutlet.

8. MakesurethattheacpowerLEDontherearof thepowersupply andtheac

powerLEDonthetopof thepowersupply arelit,indicatingthatthepower supply isoperating correctly.If theserveristurnedon,makesurethatthedc powerLEDonthetopof thepowersupply islitalso.

If youhaveotheroptions toinstallor remove,dosonow;otherwise,goto “Completingtheinstallation”onpage47.

Installing

an

adapter

Thefollowingnotesdescribethetypesof adaptersthattheserversupportsand other informationthatyoumustconsiderwheninstalling anadapter:

v Locatethedocumentationthatcomeswiththeadapterandfollowthose

instructionsinaddition totheinstructionsinthissection.Ifyoumust changethe switchsetting orjumpersettingsontheadapter,followtheinstructionsthatcome withtheadapter.

v Seethedocumentationthatcomeswiththeoperatingsystem forinformation

aboutenablingahot-plugPCI-Xslot.

v Avoidtouchingthecomponentsandgold-edgeconnectors ontheadapter.

v Theserversupports full-lengthandhalf-length,266MHzorslower,3.3V,32-bit

or64-bit PCIandPCI-Xadapters.

v TheserverscansdevicesandPCI-Xslotstoassignsystem resourcesinthe

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v Anoptional ServeRAID-8iadaptercanbeinstalledonly initsdedicatedconnector

onthePCI-Xboard. Seethefollowingillustration forthelocationof theconnector onthePCI-Xboard.TheServeRAID-8i adapterisnotcabledtotheserverand norerouting oftheSAScablesisrequired.

Notes:

1. Thebluehandlethatcomeswiththeadapterisrequiredtoinstalltheadapter.

2. Inmulti-nodeconfigurations,only twonodescancontaina ServeRAID-8i

adapter.

ToinstalltheServeRAID-8iadapter,completethefollowingsteps:

AC DC ServeRAID-8i adapter ServeRAID-8i slot

1. Readthesafetyinformationthatbeginsonpagev and“Installation

guidelines”onpage21.

2. Turnofftheserverandperipheraldevices,anddisconnectthepowercords.

Removethecover(see“Removingthecoverandbezel”onpage23). 3. Removeallthecables fromtheconnectorsontheI/Oboard.

4. Touchthestatic-protectivepackagethatcontainstheadapterto any

unpaintedsurfaceontheoutsideof theserver;then, grasptheadapterbythe topedgeoruppercornersof theadapterandremoveit fromthepackage. 5. RemovetheServeRAID-8i adapterfromthepackage,usingtheplastic

handle.

Attention: Incompleteinsertionmightcausedamageto theserveror the

ServeRAID-8iadapter.

6. PositiontheServeRAID-8iadaptersothatthemetallockingclaspisat the

rearof theserver;then, presstheServeRAID-8iadapterfirmlyintothe connector.

(40)

Ifyouhave otheroptionsto installorremove,dosonow;otherwise,goto “Completingtheinstallation”onpage47.

Attention: Staticelectricity thatisreleased tointernalservercomponentswhen

theserverispowered-onmightcausetheserverto halt,whichcouldresultinthe lossof data.Toavoidthispotentialproblem,alwaysuseanelectrostatic-discharge wriststrapor othergroundingsystem whenworkinginsidetheserverwiththe poweron.

Toinstalla hot-plugPCIorPCI-Xadapter,completethefollowingsteps.

Note: Forhot-pluggableadapters, makesurethatthePCIhot-plugdevicedriver is installed.

onpage21.

2. If theadapterisnothot-pluggable,turnoff theserverandperipheraldevices,

anddisconnectthepowercordsandallexternalcables.

3. Removetheservercover(see“Removingthecoverandbezel”onpage23)and

determinewhichPCI-Xexpansionslot youwilluse fortheadapter.

AC DC Tab Adapter retention latch Attention LED (yellow) Power LED (green) PCI-X retaining bar PCI-X divider

(41)

c. Removetheexpansion-slotcover.

d. Touchthestatic-protectivepackagethatcontainstheadaptertoany

unpaintedsurfaceontheoutsideoftheserver;then,grasptheadapterby thetopedgeorupper cornersoftheadapterandremoveit fromthe package.

e. Carefullygrasp theadapterbyitstopedgeorupper corners,andalignit

withtheconnectoronthePCI-Xboard.

f. Ifnecessary, removetheadapterguidebeforeinstallinga full-lengthadapter.

Adapter guide

Attention: When youinstallanadapter,avoidtouchingthecomponents

andgold-edgeconnectorsontheadapter.Makesurethattheadapteris correctlyseatedintheconnector.Incorrectlyseatedadaptersmightcause damageto theI/Oboard ortotheadapter.

g. Press theadapterfirmlyintotheadapterconnector.

h. PushdownonthebluePCI-Xretainingbartostabilizetheadapter.

i. Close thetab;then, pushdownontheorangeadapterretentionlatchuntil it

clicksintoplace,securingtheadapter. 6. Connectanyrequiredcablesto theadapter.

(42)

Installing

a

hot-swap

hard

disk

drive

Thefollowingnotesdescribethetypesof harddiskdrivesthattheserversupports andother informationthatyou mustconsiderwheninstalling aharddiskdrive: v Theserversupports upto six1-inch(26mm)slim-high,2.5-inch, hot-swaphard

diskdrivesinthestandardhot-swapbays.

v Fora listofsupportedoptionsfor theserver,seehttp://www.ibm.com/servers/

eserver/serverproven/compat/us/. v

Inspectthedrivetrayfor signsofdamage.

v Makesure thatthedrive iscorrectlyinstalledinthetray.

v Ifa RAIDcontrollerisinstalledintheserver,seethedocumentationthatcomes

withthecontrollerforinstructionsforinstalling aharddiskdrive.

v Allhot-swapdrivesintheservershouldhave thesamethroughputspeedrating;

mixingspeedratingsmightcausealldrivesto operateat thelowerthroughput speed.

v Tominimizethepossibilityof damagetotheharddiskdriveswhenyouare

installingtheserverinarack configuration,install theserverintherack before installingtheharddiskdrives.

v

Youdonothavetoturnoff theservertoinstall hot-swapdrivesinthehot-swap

drivebays.However,you mustturnofftheserverwhenperforminganysteps thatinvolveinstalling orremovingcables.

v Somefillerpanelscomewithaslimfiller.

Thefollowingillustration showshow toinstalla hot-swapharddiskdrive.

Filler panel

Drive-tray assembly

(43)

4. Makesurethatthetrayhandleisopen; then,installtheharddiskdriveintothe

hot-swapbay. Notes:

1. Whenyou turnontheserver,checktheharddiskdrivestatusLEDstomake

surethattheharddiskdriveisoperatingcorrectly.

If theamber harddiskdrive statusLEDfora driveislitcontinuously,thatdrive isfaultyandmustbereplaced.If thegreenharddiskdrive activityLED is flashing,thedriveisbeingaccessed.

2. If theserverwillbeconfiguredfor RAIDoperation usingaServeRAIDcontroller,

youmust configurethediskarraysbefore installingtheoperatingsystem.See theServeRAIDdocumentationontheIBMServeRAIDSupportCDforadditional informationabout RAIDoperationandcompleteinstructionsfor using

ServeRAIDManager.

(44)

Memory

module

Thefollowingnotesdescribethetypesof dualinlinememorymodules(DIMMs) that theserversupportsandotherinformationthatyoumust considerwheninstalling DIMMs:

v Theserversupports 333MHz,1.8V,240pin,PC2-3200single-rankeddouble

data-rate(DDR)II, registeredsynchronousdynamicrandom-accessmemory (SDRAM)witherrorcorrectingcode(ECC)DIMMs.TheseDIMMsmustbe compatiblewiththelatestPC2-3200 SDRAMRegisteredDIMMspecifications. Fora listofthesupportedoptionsfortheserver,seehttp://www.ibm.com/servers/ eserver/serverproven/compat/us/.

v Theserversupports upto fourmemory cards.Eachmemorycardholdsupto

fourDIMMs.

v TheremustbeatleastonememorycardwithonepairofDIMMsinstalledfor the

serverto operate.

v WhenyouinstalladditionalDIMMs ona memorycard,besuretoinstallthem in

pairs.AlltheDIMMpairsoneachmemorycard mustbethesamesize,andtype. v Youdonothavetosavenewconfigurationinformationto theBIOSwhen

installingorremovingDIMMs.Theonlyexceptionisif youreplaceaDIMMthat wasmarkedasDisabled intheMemorySettingsmenu.Inthis case,you must re-enabletherowintheConfiguration/Setup Utilityprogramorreloadthedefault memorysettings.

v WhenyourestarttheserverafteraddingorremovingaDIMM,theserver

displaysamessagethatthememoryconfigurationhas changed.

v InstalltheDIMMsoneachmemorycardintheordershowninthefollowing

tables,dependingonwhich memoryconfigurationyou wantto use.Youmust installat leastonepairof DIMMsoneachmemorycard.

Table3.Primarymemorycardinstallationsequence

Memorycardorder Memorycard DIMMpair

First 1 1and3 Second 2 1and3 Third 3 1and3 Fourth 4 1and3 Fifth 1 2and4 Sixth 2 2and4 Seventh 3 2and4 Eighth 4 2and4

(45)

Table4.Alternatememorycardinstallationsequence (continued)

Fourth 4 1and3

2and4

Table5.Memorycardinstallationsequenceformemory-mirroredconfiguration

First 1 1and3 3 1and3 Second 2 1and3 4 1and3 Third 1 2and4 3 2and4 Fourth 2 2and4 4 2and4

v Therearetwomemorypowerbusessplitbetweenthefourmemorycards.

Memorycards1 and2areonpowerbus1, andmemorycards3and4 areon powerbus2.Ifmemory mirroringisenabled, youcanhot-replaceonememory cardata timeoneachmemorypowerbus.

v Ifaproblem withaDIMMisdetected,lightpathdiagnosticswilllightthe

system-errorLEDonthefrontof theserver,indicating thatthereisa problem andguideyou tothedefectiveDIMM.Whenthisoccurs,firstidentify the defectiveDIMM;then,removeandreplacetheDIMM.

Thefollowingillustrationshows theLEDsonthememorycard:

Memory Hot-Swap Enabled Memory Port Power Error

MemoryHot-SwapEnabledLED:Whenthis LEDislit,itindicatesthat hot-swapmemoryisenabled.

ErrorLED:Whenthis LEDislit,itindicatesthatamemorycardor DIMMhas failed.

MemoryPortPowerLED:WhenthisLEDisoff,itindicatesthatpoweris removedfromtheportandthatyou canremovethememorycardandreplacea failedDIMM.This LEDwillalsoturnoffwhenthereleaseleversareopened. Note: AddoddnumberedDIMMs toeach availablememorycardfirst,thenadd theevennumberedpairs.

Active

Memory

ActiveMemoryisanIBMtechnology thatimprovesthereliabilityof theDIMMs throughthememorymirroring,memoryscrubbing,andMemoryProteXion™ features.

(46)

ThefollowingnotesdescribetheActiveMemoryfeatures:

v Memorymirroringenablesyouto improvethereliabilityof thememoryinyour

serverbycreatinga mirrorofthedatainmemoryport1andstoringitinmemory port2.

Note: For memorymirroringtowork,youmust haveDIMMsof thesamesize andclockspeedinbothmemoryports.

Completethefollowingstepstoenablememorymirroring:

1. Checkyouroperating systemdocumentationto makesurethatit supports

memorymirroring.

2. InstallDIMMsof thesamesizeandclockspeedinthetwomemoryports.

3. EnablememorymirroringintheConfiguration/SetupUtilityprogram:

a. Turnontheserverandwatchthemonitorscreen.

b. When the messagePress F1for Configuration/Setup appears, press

F1.

c. FromtheConfiguration/SetupUtilitymain menu,select AdvancedSetup.

d. SelectMemory Settings.

e. SelectMemory MirroringSettings.

f. Enablethememorymirroringsettingfromwithinthiswindow.

g. SaveandexittheConfiguration/SetupUtilityprogram.

Whenmemorymirroringisenabled,thedatathatiswrittentomemoryisstored intwolocations.Onecopyiskeptinthememoryport1DIMMs,whileasecond copyiskept inthememoryport2DIMMs.Duringtheexecution oftheread command,thedataisreadfromtheDIMMwiththeleastnumberofreported memoryerrorsthroughmemoryscrubbing,whichisenabledwithmemory mirroring.

IfmemoryscrubbingdeterminesthataDIMMisdamagedbeyond use,readand writeoperationsareredirectedto theremaininggood DIMMs.Memoryscrubbing thenreportsthedamaged DIMMandlightpathdiagnosticsdisplaystheerror. Afterthedamaged DIMMisreplaced,memorymirroringthencopiesthemirrored databackintothenewDIMM.

v Memoryscrubbingisanautomaticdailytestofallthesystem memorythat

detectsandreportsmemoryerrorsthatmightbedevelopingbefore theycausea serveroutage.

Note: MemoryscrubbingandMemoryProteXiontechnologyworkwitheach otheranddonotrequirememorymirroringtobeenabledto work.

(47)

Whenarecoverableerrorisfoundbymemoryscrubbing,theMemoryProteXion featurewrites thedatathatwastobestoredinthedamagedmemorylocationsto sparememorylocationswithin thesameDIMM.

Adding

and

replacing

a

memory

card

At leastonememorycardwithonepairofDIMMs mustbeinstalledfor theserver to operatecorrectly.

Adding

a

memory

card

Completethefollowingstepsto addamemorycard:

onpage21.

2. Turn offtheserverandperipheraldevices,anddisconnectthepowercordsand

allexternal cablesnecessarytoreplace thedevice.

3. Removethecoverfromtheserver(see“Removingthecoverandbezel”on

page 23).

4. Prepare thememorycard:

a. Touchthestatic-protectivepackagethatcontainsthememorycardtoany

unpaintedsurfaceontheoutsideoftheserver;then,removethememory cardfromthepackage.

b. Place thememorycardona flat,static-protectedsurfacewiththeDIMM

connectors facingup.

c. Install DIMMsinthememorycard(see “InstallingDIMMs”onpage36).

5. Addthememorycard:

Attention: Whenmovingthememorycard,donotallow ittotouchany

componentsorstructuresinsidetheserver.

a. Graspthememorycardbytheretentionleversandturnthememorycardso

thattheconnectoralignswiththeconnectoronthemicroprocessor board. b. Insert thememorycardintothememorycardconnector.

c. Press thememorycardintotheconnectorandclosetheretentionlevers.

Hot-replacing

a

memory

card

Tohot-replaceamemorycard, memorymirroringmustbeenabled.See“Active Memory”onpage33forinformationonhowto enablememorymirroring. Completethefollowingstepsto hot-replaceamemorycardintheserver:

onpage21.

Attention: Staticelectricitythatisreleased tointernalservercomponents

whentheserverispowered-onmightcausetheserverto halt,whichcould resultinthelossofdata.Toavoidthispotentialproblem,alwaysusean electrostatic-dischargewriststraporothergroundingsystemwhenworking insidetheserverwiththepoweron.

2. Removethecoverfromtheserver(see“Removingthecoverandbezel”on

page 23).

3. Makesurethememoryhot-swapenabledLEDislitonthetopofthememory

cardto bereplaced.IftheLEDisnotlit,enablememorymirroring(see“Active Memory”onpage33).

(48)

4. Prepare thenew memorycard:

a. Touchthestatic-protectivepackagethatcontainsthememorycardtoany

unpaintedsurfaceontheoutsideoftheserver;then,removethememory cardfromthepackage.

b. Place thememorycardona flat,static-protectedsurfacewiththeDIMM

connectors facingup.

c. InstallmemoryDIMMsinthememorycard (see“InstallingDIMMs”).

5. Removethememorycardfromtheserver:

Attention: Whenmovingthememorycard,donotallowitto touchany

componentsorstructuresinsidetheserver.

a. Makesurethattheretentionleversontheedge ofthememorycardarefully

open.

b. Liftthememorycardoutoftheserver.

6. Replacethememorycard:

a. Graspthenewmemorycardbytheretentionleversandturnthememory

cardsothattheconnectoralignswiththeconnectoronthemicroprocessor board.

b. Insert thememorycardintothememorycardconnector.

c. Pressthememorycardintotheconnectorandclosethesmallretention

lever.

d. Wait twosecondsandclosethelarge retentionlever.

Installing

DIMMs

DIMMs mustbeinstalledinpairs ofthesametypeandspeed.Tousethememory mirroringfeature,alltheDIMMsthatareinstalledintheservermustbeofthesame type andspeed,andtheoperating systemmust supportthefeature.Thefollowing instructionsareforinstallingonepairof DIMMs.ToinstallDIMMpairsonmorethan onememorycard, repeatsteps3though7for eachmemorycard.

Installing

a

DIMM

Toinstalla DIMM,completethefollowing steps:

1. Readthesafetyinformationthatbeginsonpagev and“Installationguidelines”

onpage 21.

2. Turnofftheserverandperipheraldevices,anddisconnectthepowercords

IBM System x3950 Type 8878 and System x3950 E

IBM

System

x3950

Type

8878

and

System

x3950

E

Type

8879

User’s

Guide

IBM

System

x3950

Type

8878

and

System

x3950

E

Type

8879

User’s

Guide

Contents

Safety

Chapter

1.

The

System

x3950

and

System

x3950

E

server

Related

documentation

Notices

and

statements

in

this

document

Features

and

specifications

What

your

server

offers

Reliability,

availability,

and

serviceability

IBM

Director

Server

controls,

connectors,

LEDs,

and

power

Front

view

Rear

view

Turning

on

the

server

Turning

off

the

server

Chapter

2.